BGS mineralogy and petrology collection record

Sample number E18053; COLLNOM184;
Sample Donor Matley, C.A
Rock name 'Original entry: Pebbly Grit Banded With Sericite, Chlorite Schit'
Stratigraphy Not entered
Comments Pebbly Rhinog Grit with slate band
Locality details Craig y Lan Llwyd
50k map sheet Harlech (135)

View images in GeoScenic related to 'Harlech'

Map reference Not entered
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E18053

Cross Polarized, E18053

Plane Polarized, E18053

Plane Polarized, E18053